Archive for 'VMotion'

Holy sVmotion Fail Batman!

I thought I had covered failed sVmotion in a past post, or at least some of the symptoms. Alas, I can not find the post (either I fail at Google, or they fail at indexing my content… likely the first). During a recent sVmotion fail I came across a wonderful cleanup KB from vmware.com. From [...]

Oh My God! Tripwire Ops Check.

I have to honest. I haven’t given the Tripwire tools the time of day prior. Wether it was because I didn’t have any time, or I felt my own skill at scripting was good enough, I don’t know.
After a run in with a v-motion issue while at Citrix Synergy/Virtualization Congress 2009, and having [...]

Choosing SQL Clustering or VMware HA – What is Right?

This is a big one to try to tackle in a single post, but the question comes up often enough to try. I figure to best answer it, it would help to understand what each does:
VMware HA
What it does: VMware HA will detects host & VM (VM heartbeat, etc) failures. On a failure it will [...]

Now Where Did I Put My VMotion?

Let’s say you have a metric heck ton of hosts, and you need to check them… all. To see if VMotion has been enabled properly. How do you do it?
Well, you could hire that out of work banker now out in front of the grocery store to come and click through all of the hosts [...]

Increase Simultaneous VMotions as well as Increase Performance

I’ll set the scene a little…
 
I’m working late, I’ve just installed Update Manager and I‘m going to run my first updates. Like all new systems, I’m not always confident so I decided “Out of hours” would be the best time to try.
I hit “Remediate” on my first Host then sat back, cup of tea [...]